Mrs. anderson just received a promotion. she will get a 25% raise to her annual salary of $68,477. what is mrs. anderson's new annual salary?

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)